Simple Yet Powerful Structured CMS

Enterprise-grade CMS that's actually easy to use and afford.

Coming December 2025

SaturnCMS interface showing structured content management dashboard

SaturnCMS XML editor with syntax highlighting and validation

Hello, I'm Alex - an engineer turned PM with over 20 years in content management. I'm building SaturnCMS because content management shouldn't require a patchwork of complicated tools. Subscribe for updates and follow my journey on Twitter.

SaturnCMS brings enterprise-level structured content management within reach of every team. No steep learning curves, no enterprise pricing. Get all the power of DITA, S1000D, and XML editing with an intuitive interface that anyone can master in minutes. SaturnCMS gives you everything: authoring, versioning, collaboration, and multi-format publishing.

XML editing interface showing DITA and S1000D support

Simple Yet Powerful XML Editing

No XML expertise required. Our intuitive interface makes DITA, S1000D, and DocBook editing as easy as using Word, while maintaining full schema validation.

DITA topic and map editing
S1000D data module support
Schema-aware validation
Custom XML schema support
Non-XML content editing

Choose Your Comfort Level

Start with visual WYSIWYG editing and gradually explore structured or raw XML modes as you grow. No forced complexity - work the way that suits you best.

Raw XML with syntax highlighting
Structured form-based editing
WYSIWYG visual editing
Split-screen preview

Multiple editing modes: WYSIWYG, structured, and raw XML

Content reuse with drag-and-drop interface for DITA conref

Smart Content Reuse Made Easy

Write once, use everywhere. Our simple drag-and-drop interface makes content reuse intuitive, saving hours without learning complex systems.

DITA conref and keyref support
Shared content libraries
Variable management
Conditional processing
Cross-document references

Effortless Version Control

Automatic versioning keeps your content safe. Simple collaboration tools let teams work together without complex training or workflows.

Full version history
Branching and merging
Review and approval workflows
Change tracking and diff views
Multi-user collaboration

Version control with branching, merging, and change tracking

Other Advantages

One-Click Publishing

Publish to HTML, PDF, or EPUB with a single click. Live preview shows exactly what you'll get - no surprises, no complexity. HTML5 responsive output PDF generation with styling EPUB and mobile formats Custom stylesheets (XSLT/CSS) Live publishing preview

AI Assistant Built-In

Get help writing, checking consistency, and translating - all included. No extra AI subscriptions or hidden costs. Content generation assistance Style consistency checking Automated translation support Smart content suggestions Quality assurance

Quick Setup, Immediate Value

Get productive in minutes, not months. No consultants, no lengthy training, no complex configurations. 1-minute account setup Intuitive interface needs no training Import existing content instantly Start publishing immediately